document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=935845>Question 935845</A>: <I><SPAN STYLE=\"word-break: break-all;\"> An expression that occurs in geometry is 2&#928;r(r + h). If r and h are measured in units of length and &#928; is a dimensionless constant, which of the following does the expression most likely measure?\r<BR>\n" );
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document.write( "A. a dimensionless quanity<BR>\n" );
document.write( "B. length<BR>\n" );
document.write( "C. area<BR>\n" );
document.write( "D. volume<BR>\n" );
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document.write( " If <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=r ALIGN=MIDDLE  ALT=\"r\"   DISABLED_style= \"max-width:90%; height:auto;\" > and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=h ALIGN=MIDDLE  ALT=\"h\"   DISABLED_style= \"max-width:90%; height:auto;\" > are measured in units of length, and <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=pi ALIGN=MIDDLE  ALT=\"pi\"   DISABLED_style= \"max-width:90%; height:auto;\" > is a dimensionless constant, then the expression <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=2%2Api%2Ar%28r+%2B+h%29 ALIGN=MIDDLE  ALT=\"2%2Api%2Ar%28r+%2B+h%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > most likely measure area (it's surface area of the cylinder )\r<BR>\n" );
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document.write( "so, answer is C. <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=area ALIGN=MIDDLE  ALT=\"area\"   DISABLED_style= \"max-width:90%; height:auto;\" > </SPAN>\n" );
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